EP 0751918 B1 19971029 - SILICON NITRIDE BEARING BALL HAVING HIGH FATIGUE LIFE
Title (en)
SILICON NITRIDE BEARING BALL HAVING HIGH FATIGUE LIFE
Title (de)
SILICIUMNITIRD-LAGERKUGEL MIT HOHER ERMÜDUNGSBESTÄNDIGKEIT
Title (fr)
BILLE DE ROULEMENT EN NITRURE DE SILICIUM POSSEDANT UNE RESISTANCE ELEVEE A LA FATIGUE
Publication
Application
Priority
- US 9503187 W 19950317
- US 21583494 A 19940322
Abstract (en)
[origin: WO9525703A1] A bearing ball consisting essentially of: (a) at least about 94 w/o of a crystalline phase of silicon nitride, and (b) a single grain boundary phase consisting essentially of Mg, Al, Si and O.
IPC 1-7
IPC 8 full level
F16C 33/32 (2006.01); C04B 35/584 (2006.01); C04B 35/593 (2006.01); F16C 33/30 (2006.01); F16C 33/34 (2006.01)
CPC (source: EP KR US)
C04B 35/584 (2013.01 - EP KR US); C04B 35/593 (2013.01 - EP US); F16C 33/30 (2013.01 - EP US)
Citation (examination)
Journal Amer. Ceramic Soc., vol. 67, no. 9, pages C-178 to C-180
Designated contracting state (EPC)
DE FR GB IT SE
DOCDB simple family (publication)
WO 9525703 A1 19950928; CA 2185131 A1 19950928; CA 2185131 C 20010306; CN 1078875 C 20020206; CN 1143944 A 19970226; DE 69500961 D1 19971204; DE 69500961 T2 19980610; EP 0751918 A1 19970108; EP 0751918 B1 19971029; JP 2756189 B2 19980525; JP H09506155 A 19970617; KR 100186855 B1 19990415; KR 970701681 A 19970412; MX 9604257 A 19971231; NO 313135 B1 20020819; NO 963953 D0 19960920; NO 963953 L 19960920; US 5508241 A 19960416
DOCDB simple family (application)
US 9503187 W 19950317; CA 2185131 A 19950317; CN 95192160 A 19950317; DE 69500961 T 19950317; EP 95914038 A 19950317; JP 52469495 A 19950317; KR 19960705201 A 19960920; MX 9604257 A 19950317; NO 963953 A 19960920; US 21583494 A 19940322